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Static Classes In Java
...embers are static. If Java allowed top-level classes to be declared static then the Math class would indeed be static.
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How to attach javadoc or sources to jars in libs folder?
...e, I had to extract the Javadoc jar with 7zip to a folder in My Documents, then have the properties file point to the folder with the Javadoc index.html directly like so doc=C:\\Users\\johny\\workspacenewfb\\robotium-solo-4.0-javadoc
– mbwasi
Apr 6 '13 at 16:46...
Remove leading or trailing spaces in an entire column of data
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My guess is there are other characters then "spaces" in what you're trying to remove. You could try =TRIM(CLEAN(B1)) which will remove all non-printable characters and any leading/trailing spaces.
– hydrox467
Mar 6 '12 at 6:0...
How to check whether an array is empty using PHP?
...h database column names as the keys but no values/data from the database), then the array will NOT be empty().
In this case, you can loop the array in a foreach, testing if each key has a value. This is a good method if you need to run through the array anyway, perhaps checking the keys or saniti...
What are the main purposes of using std::forward and which problems it solves?
...s! E cannot modify these
The third attempt accepts const-references, but then const_cast's the const away:
template <typename A, typename B, typename C>
void f(const A& a, const B& b, const C& c)
{
E(const_cast<A&>(a), const_cast<B&>(b), const_cast<C&a...
C# How can I check if a URL exists/is valid?
...ks up a stock symbol on Yahoo! Finance, downloads the historical data, and then plots the price history for the specified ticker symbol.
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Why git can't do hard/soft resets by path?
...ed by @void.pointer checkout won't remove files. If you want that behavior then look at this answer. Still, I hope some day we'll get git reset --hard -- <path>. There are legitimate use cases for it.
– Mariusz Pawelski
Dec 19 '18 at 23:34
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Is it possible to pass a flag to Gulp to have it run tasks in different ways?
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If you use npm run gulp then you should use it like npm run gulp -- --production.
– ivkremer
Dec 6 '15 at 2:28
3
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When to use a Content Provider
...vider up front, it will be much harder to retrofit it in at a later date.
Then, there's the other parts of the Android where ContentProvider's are required/recommended such as when using SyncAdapters and if you want an App Widget that involves data access for instance.
In summary, there is very li...
How do you use “
...creates an environment, initialises the counter i in this environment, and then creates a new function.
new_counter <- function() {
i <- 0
function() {
# do something useful, then ...
i <<- i + 1
i
}
}
The new function is a closure, and its environment is the enclo...